AMGEN Inc. is 10% Owner at BeiGene, Ltd. (BGNE). They have made 4 open-market trades across 3 companies since 2012, most recently 2023-09-19.
4 open-market purchases totalling $479.7M since 2012, never a sale. Too few scored purchases to measure a record yet.
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.